ABB offers a comprehensive range of reliable and high efficiency power protection solutions. Making sure you have a reliable supply of power for your critical process is one of ABB’s main businesses. Our power distribution and switching products ensure power gets to your site and is routed to where it is needed.

REX 521 馈线和电动机保护继电器设计用于在中压电力系统中进行保护控制测量和监控典型的应用包括进出馈线以及变电站保护保护继电器配有用于常规电流和电压互感器的交流量输入端此外该继电器还提供含电流和电压传感器输入的硬件版本

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ates into easy ordering, setup, use and maintenance. Although rich in func. ionality, REX610 represents a cost-effective choice. The fully modular hardware, unlocking all available functionality, and continuous access to new developments allow easy and flexible customization, modification and adaptation to changing p. otection. and communic.

truly IEC 61850-based protection relay Optimal cyber security to safeguard critical infrastructure REX615 is a freely configurable all-in-one protection relay for power gene.

The outcome of a long-standing evolution – building on ABB’s strong heritage of freely configurable multifunctional relays Complete application coverage with one device for optimal flexibility and cost-effectiveness Fully modular and scalable hardware and software for maximum flexibility throughout the entire relay life cycle – from ...

2024年4月25日 · REX615 represents the next step for ABB’s 615 and 620 series relays in terms of technological innovation, flexibility, cost-effectiveness and standardization. As part of ABB’s Relion® protection and control family of relays, REX615 builds on ABB’s strong heritage of freely configurable multifunctional relays and many proven protection algorithms.

The protection relay REX 521 is designed for protection, control, measuring and supervision in medium voltage networks. Typical applications include incoming and outgoing feeders as well as substation protection.

As part of ABB’s Relion® protection and control family of relays, REX615 builds on ABB’s strong heritage of freely configurable multifunctional relays and many proven protection algorithms.

The use of advanced customization features can be monitored in Monitoring > Communication > Protocols > DNP3.0 (n). Possible firmware version dependent expansions to customization parameter can be queried from ABB Customer support. 3.3.6